6. As altitude increases, air pressure
(1) decreases
(2) increases
(3) remains the same

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin

Analyze how the water cycle affects a food web. now list 3 examples for each below using complete sentences, on how too much water would affect the same web? how about to little water?